Executory

a. [ LL. executorius, L. exsecutorius: cf.F. exécutoire. ] 1. Pertaining to administration, or putting the laws in force; executive. [ 1913 Webster ]

The official and executory duties of government. Burke. [ 1913 Webster ]

2. (Law) Designed to be executed or carried into effect in time to come, or to take effect on a future contingency; as, an executory devise, reminder, or estate; an executory contract. Blackstone. [ 1913 Webster ]